A magnetic field is a physical field that describes the magnetic influence on moving electric charges, electric currents,: ch1 and magnetic materials... 101 KB (12,856 words) - 20:14, 21 April 2024 |
Geomagnetic reversal (redirect from Earth's magnetic reversal) Three decades later, when Earth's magnetic field was better understood, theories were advanced suggesting that the Earth's field might have reversed in the... 43 KB (4,849 words) - 17:28, 2 April 2024 |
Earth's mantle. Information about Earth's core mostly comes from analysis of seismic waves and Earth's magnetic field. The inner core is believed to be... 60 KB (7,191 words) - 13:05, 19 April 2024 |
Magnetosphere (redirect from Magnetic field of celestial bodies) proposed the model of dynamo theory, which attributes Earth's magnetic field to the motion of Earth's iron outer core. Through the use of magnetometers,... 21 KB (2,372 words) - 19:46, 26 April 2024 |
Magnetic dip, dip angle, or magnetic inclination is the angle made with the horizontal by Earth's magnetic field lines. This angle varies at different... 9 KB (1,042 words) - 11:26, 24 March 2024 |
Dynamo theory (redirect from Magnetic dynamo) maintain a magnetic field over astronomical time scales. A dynamo is thought to be the source of the Earth's magnetic field and the magnetic fields of Mercury... 34 KB (4,393 words) - 19:59, 6 February 2024 |
Magnetic declination (also called magnetic variation) is the angle between magnetic north and true north at a particular location on the Earth's surface... 23 KB (2,926 words) - 00:02, 9 April 2024 |
The dipole model of the Earth's magnetic field is a first order approximation of the rather complex true Earth's magnetic field. Due to effects of the... 4 KB (579 words) - 19:32, 16 October 2022 |
Magnetoreception (redirect from Magnetic sense) Magnetoreception is a sense which allows an organism to detect the Earth's magnetic field. Animals with this sense include some arthropods, molluscs, and... 57 KB (6,006 words) - 10:55, 3 April 2024 |
Compass (redirect from Magnetic compass) heart aligns itself with the horizontal component of the Earth's magnetic field. The magnetic field exerts a torque on the needle, pulling the North end or... 43 KB (5,844 words) - 22:56, 19 April 2024 |
Magnetometer (redirect from Magnetic field sensors) an ambient magnetic field, in this case, the Earth's magnetic field. Other magnetometers measure the magnetic dipole moment of a magnetic material such... 73 KB (9,367 words) - 18:55, 1 February 2024 |
South Atlantic Anomaly (redirect from South Atlantic Magnetic Anomaly) magnetic field is weakest relative to an idealized Earth-centered dipole field. The area of the SAA is confined by the intensity of Earth's magnetic field... 16 KB (1,611 words) - 16:12, 28 April 2024 |
In geophysics, a magnetic anomaly is a local variation in the Earth's magnetic field resulting from variations in the chemistry or magnetism of the rocks... 19 KB (2,034 words) - 01:47, 22 April 2024 |
region radiation levels vary. The belts are in the inner region of Earth's magnetic field. They trap energetic electrons and protons. Other nuclei, such as... 38 KB (4,489 words) - 08:17, 6 April 2024 |
A stellar magnetic field is a magnetic field generated by the motion of conductive plasma inside a star. This motion is created through convection, which... 22 KB (2,729 words) - 10:33, 1 April 2024 |
Geophysics (redirect from Earth physics) classically refers to solid earth applications: Earth's shape; its gravitational, magnetic fields, and electromagnetic fields ; its internal structure and... 50 KB (5,268 words) - 05:57, 9 April 2024 |
Helmholtz coil (redirect from Quadrupole magnetic field) creating magnetic fields, Helmholtz coils are also used in scientific apparatus to cancel external magnetic fields, such as the Earth's magnetic field. When... 15 KB (2,238 words) - 20:42, 21 March 2024 |
Paleomagnetism (section Fields) Paleomagnetism (occasionally palaeomagnetism) is the study of prehistoric Earth's magnetic fields recorded in rocks, sediment, or archeological materials. Geophysicists... 19 KB (2,258 words) - 21:19, 9 April 2024 |
pole of an ideal dipole model of the Earth's magnetic field that most closely fits the Earth's actual magnetic field. For historical reasons, the "end"... 8 KB (790 words) - 14:18, 25 November 2023 |
Geomagnetic storm (redirect from A New Theory of Magnetic Storms) magnetic storm, is a temporary disturbance of the Earth's magnetosphere caused by a solar wind shock wave. The disturbance that drives the magnetic storm... 47 KB (5,559 words) - 18:49, 18 April 2024 |